15639876

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1171}}^1$

素因数の和:1241

約数の個数: 72

約数和(自身を含む): 46073664

約数和(自身を除く): 30433788

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 53, 63, 84, 106, 126, 159, 212, 252, 318, 371, 477, 636, 742, 954, 1113, 1171, 1484, 1908, 2226, 2342, 3339, 3513, 4452, 4684, 6678, 7026, 8197, 10539, 13356, 14052, 16394, 21078, 24591, 32788, 42156, 49182, 62063, 73773, 98364, 124126, 147546, 186189, 248252, 295092, 372378, 434441, 558567, 744756, 868882, 1117134, 1303323, 1737764, 2234268, 2606646, 3909969, 5213292, 7819938, 15639876]

約数ペア:

[(1, 15639876), (2, 7819938), (3, 5213292), (4, 3909969), (6, 2606646), (7, 2234268), (9, 1737764), (12, 1303323), (14, 1117134), (18, 868882), (21, 744756), (28, 558567), (36, 434441), (42, 372378), (53, 295092), (63, 248252), (84, 186189), (106, 147546), (126, 124126), (159, 98364), (212, 73773), (252, 62063), (318, 49182), (371, 42156), (477, 32788), (636, 24591), (742, 21078), (954, 16394), (1113, 14052), (1171, 13356), (1484, 10539), (1908, 8197), (2226, 7026), (2342, 6678), (3339, 4684), (3513, 4452)]